:root {
  color-scheme: dark;
  --page-bg: #0a0f1c;
  --page-panel: rgba(15, 23, 42, 0.8);
  --page-panel-strong: rgba(8, 47, 73, 0.26);
  --page-line: rgba(255, 255, 255, 0.12);
  --page-text: #e5eefb;
  --page-muted: #a5b7ca;
  --page-accent: #67e8f9;
  --page-accent-strong: #22d3ee;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 0%, rgba(34, 211, 238, 0.18), transparent 30rem),
    radial-gradient(circle at 82% 12%, rgba(37, 99, 235, 0.18), transparent 26rem),
    var(--page-bg);
  color: var(--page-text);
  font-family: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
}

a {
  color: var(--page-accent);
}

.page-shell {
  margin: 0 auto;
  max-width: 72rem;
  padding: 2rem 1.25rem 4rem;
}

.page-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}

.page-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(103, 232, 249, 0.2);
  border-radius: 999px;
  padding: 0.7rem 1rem;
  background: rgba(8, 47, 73, 0.22);
  text-decoration: none;
}

.page-badge {
  display: inline-flex;
  border: 1px solid rgba(103, 232, 249, 0.28);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  color: var(--page-accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.page-hero {
  margin-top: 1rem;
}

.page-hero h1 {
  margin: 0.85rem 0 0.75rem;
  color: #ffffff;
  font-size: clamp(2.2rem, 5vw, 4.3rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.page-hero p {
  max-width: 58rem;
  color: var(--page-muted);
  font-size: 1rem;
  line-height: 1.72;
}

.page-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1.5rem;
}

.page-card {
  border: 1px solid var(--page-line);
  border-radius: 1.5rem;
  background: var(--page-panel);
  box-shadow: 0 20px 56px rgba(0, 0, 0, 0.24);
  padding: 1.3rem 1.35rem;
}

.page-card strong {
  color: #ffffff;
  display: block;
  margin-bottom: 0.7rem;
  font-size: 1.02rem;
}

.page-card p,
.page-card li {
  color: var(--page-muted);
  line-height: 1.68;
}

.page-card ul {
  margin: 0;
  padding-left: 1.15rem;
}

.page-banner {
  margin-top: 1.5rem;
  border: 1px solid rgba(34, 211, 238, 0.22);
  border-radius: 1.5rem;
  background: var(--page-panel-strong);
  padding: 1rem 1.2rem;
  color: #d5eef9;
}

.page-banner p {
  margin: 0;
  line-height: 1.7;
}

.page-footer {
  margin-top: 1.75rem;
  color: #89a3bb;
  font-size: 0.92rem;
}

@media (max-width: 860px) {
  .page-grid {
    grid-template-columns: 1fr;
  }
}